DE3228785C2 - - Google Patents

Info

Publication number
DE3228785C2
DE3228785C2 DE3228785A DE3228785A DE3228785C2 DE 3228785 C2 DE3228785 C2 DE 3228785C2 DE 3228785 A DE3228785 A DE 3228785A DE 3228785 A DE3228785 A DE 3228785A DE 3228785 C2 DE3228785 C2 DE 3228785C2
Authority
DE
Germany
Prior art keywords
circuit
output
amplifier
negative feedback
impedance converter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE3228785A
Other languages
German (de)
English (en)
Other versions
DE3228785A1 (de
Inventor
Kazuo Watanabe
Yuichi Takasaki Gunma Jp Ohkubo
Akira Iruma Saitama Jp Haeno
Fumihiko Tokorozawa Saitama Jp Yokogawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Pioneer Corp
Original Assignee
Hitachi Ltd
Pioneer Electronic Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd, Pioneer Electronic Corp filed Critical Hitachi Ltd
Publication of DE3228785A1 publication Critical patent/DE3228785A1/de
Application granted granted Critical
Publication of DE3228785C2 publication Critical patent/DE3228785C2/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3223—Modifications of amplifiers to reduce non-linear distortion using feed-forward

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
DE19823228785 1981-08-28 1982-08-02 Verstaerkerschaltung Granted DE3228785A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56134000A JPS5836005A (ja) 1981-08-28 1981-08-28 増幅回路

Publications (2)

Publication Number Publication Date
DE3228785A1 DE3228785A1 (de) 1983-03-10
DE3228785C2 true DE3228785C2 (fr) 1990-12-20

Family

ID=15118031

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19823228785 Granted DE3228785A1 (de) 1981-08-28 1982-08-02 Verstaerkerschaltung

Country Status (5)

Country Link
US (1) US4510458A (fr)
JP (1) JPS5836005A (fr)
KR (1) KR900002089B1 (fr)
DE (1) DE3228785A1 (fr)
GB (1) GB2105542B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60255834A (ja) * 1984-05-31 1985-12-17 Idemitsu Petrochem Co Ltd ポリプロピレン樹脂発泡体の製造方法
DE3524704A1 (de) * 1985-07-11 1987-01-15 Boehringer Ingelheim Kg Nucleierungsmittel (porenregler) zur herstellung direktbegaster thermoplastschaeume
JP3167319B2 (ja) * 1990-10-25 2001-05-21 パイオニア株式会社 アイソレータ回路
US5266905A (en) * 1992-05-29 1993-11-30 Audio Research Corporation Audio amplifier with amplified feedback
JPH0878971A (ja) * 1994-06-30 1996-03-22 Fujitsu Ltd 出力回路および演算増幅器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3432763A (en) * 1966-12-13 1969-03-11 Hewlett Packard Co Amplifier employing nonlinear dc negative feedback to stabilize its dc operating point
US3721914A (en) * 1970-03-27 1973-03-20 Sansui Electric Co Differential amplifier having balanced current flow
JPS4885052A (fr) * 1972-02-15 1973-11-12
GB1499980A (en) * 1974-01-17 1978-02-01 Acoustical Mfg Co Ltd Amplifiers
JPS5951771B2 (ja) * 1977-11-04 1984-12-15 ヤマハ株式会社 パワ−アンプ
SE7810662L (sv) * 1978-01-24 1979-07-25 Zolotenko Vladimir A Anordning for nollnivakorrigerande forsterkning av en pulsspenning
JPS55136708A (en) * 1979-04-13 1980-10-24 Nippon Gakki Seizo Kk Voltage current conversion circuit
US4242642A (en) * 1979-05-09 1980-12-30 Bell Telephone Laboratories, Incorporated Pole quality factor (Q) enhancement technique for notch filters

Also Published As

Publication number Publication date
KR840001014A (ko) 1984-03-26
KR900002089B1 (ko) 1990-03-31
DE3228785A1 (de) 1983-03-10
GB2105542B (en) 1985-08-21
JPS5836005A (ja) 1983-03-02
GB2105542A (en) 1983-03-23
US4510458A (en) 1985-04-09

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Legal Events

Date Code Title Description
OM8 Search report available as to paragraph 43 lit. 1 sentence 1 patent law
8110 Request for examination paragraph 44
D2 Grant after examination
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8339 Ceased/non-payment of the annual fee